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• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• coffee — /kaw fee, kof ee/, n. 1. a beverage consisting of a decoction or infusion of the roasted ground or crushed seeds (coffee beans) of the two seeded fruit (coffee berry) of certain coffee trees. 2. the seeds or fruit themselves. 3. any tropical tree …   Universalium

• tea — tealess, adj. /tee/, n. 1. the dried and prepared leaves of a shrub, Camellia sinensis, from which a somewhat bitter, aromatic beverage is prepared by infusion in hot water. 2. the shrub itself, extensively cultivated in China, Japan, India, etc …   Universalium

• dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or …   Universalium

• Multijunction photovoltaic cell — Multi junction solar cells or tandem cells are solar cells containing several p n junctions. Each junction is tuned to a different wavelength of light, reducing one of the largest inherent sources of losses, and thereby increasing efficiency.… …   Wikipedia

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium